161993940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:821

約数の個数: 96

約数和(自身を含む): 468840960

約数和(自身を除く): 306847020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 67, 118, 134, 177, 201, 236, 268, 295, 335, 354, 402, 590, 670, 683, 708, 804, 885, 1005, 1180, 1340, 1366, 1770, 2010, 2049, 2732, 3415, 3540, 3953, 4020, 4098, 6830, 7906, 8196, 10245, 11859, 13660, 15812, 19765, 20490, 23718, 39530, 40297, 40980, 45761, 47436, 59295, 79060, 80594, 91522, 118590, 120891, 137283, 161188, 183044, 201485, 228805, 237180, 241782, 274566, 402970, 457610, 483564, 549132, 604455, 686415, 805940, 915220, 1208910, 1372830, 2417820, 2699899, 2745660, 5399798, 8099697, 10799596, 13499495, 16199394, 26998990, 32398788, 40498485, 53997980, 80996970, 161993940]

約数ペア:

[(1, 161993940), (2, 80996970), (3, 53997980), (4, 40498485), (5, 32398788), (6, 26998990), (10, 16199394), (12, 13499495), (15, 10799596), (20, 8099697), (30, 5399798), (59, 2745660), (60, 2699899), (67, 2417820), (118, 1372830), (134, 1208910), (177, 915220), (201, 805940), (236, 686415), (268, 604455), (295, 549132), (335, 483564), (354, 457610), (402, 402970), (590, 274566), (670, 241782), (683, 237180), (708, 228805), (804, 201485), (885, 183044), (1005, 161188), (1180, 137283), (1340, 120891), (1366, 118590), (1770, 91522), (2010, 80594), (2049, 79060), (2732, 59295), (3415, 47436), (3540, 45761), (3953, 40980), (4020, 40297), (4098, 39530), (6830, 23718), (7906, 20490), (8196, 19765), (10245, 15812), (11859, 13660)]